Make progressive achievements get notifications when complete

app/Services/Achievements/AchievementService.php

@@ -98,7 +98,8 @@ class AchievementService
             ->where('achievement_id', $achievement->id)
             ->first();
 
-        $alreadyUnlocked = $existing !== null;
+        $alreadyUnlocked = $existing !== null
+            && (! $achievement->progressive || $existing->progress >= $achievement->threshold);
 
         UserAchievement::updateOrCreate(
             ['user_id' => $user->id, 'achievement_id' => $achievement->id],